Data Engineer

Overview

Ocho is delighted to be working on behalf of our client to appoint a Data Engineer to support critical Market Abuse and Communications Surveillance systems.

This role sits at the intersection of engineering and operations, ensuring that structured and unstructured data flows are reliable, scalable and compliant. You will be responsible for building and optimising data pipelines that ingest trade, pre-trade, reference, market and communications data, ensuring completeness, accuracy and regulatory alignment across surveillance platforms.

You will also contribute to wider surveillance data initiatives, including persisting alerts into the firm's data lake to support analytics and reporting.

• Design, build and optimise end‑to‑end data pipelines from source systems to surveillance platforms and data lake environments
• Implement automated data quality, completeness and reconciliation controls to ensure accuracy and transparency
• Identify critical data elements and implement failover and recovery strategies across key data flows
• Build and manage cloud infrastructure using infrastructure‑as‑code approaches
• Develop unit, integration and infrastructure tests
• Monitor, investigate and resolve data anomalies in collaboration with analysts, developers and business stakeholders
• Implement data governance, lineage, auditability and retention controls across pipelines
• Ensure all data processing aligns with regulatory, legal and security requirements
• Work closely with surveillance analysts and compliance teams to translate business rules into robust technical solutions
• Collaborate with cloud and data infrastructure teams to optimise performance and cost efficiency
• Contribute to continuous improvement by adopting emerging technologies and best practice

• Strong experience designing, implementing and maintaining ETL or ELT pipelines within financial services environments
• Experience working with trade, order or financial messaging platforms
• Strong knowledge of CI/CD pipelines and agile delivery practices
• Hands‑on experience within the AWS ecosystem including container services, serverless technologies, storage and orchestration services
• Proficiency in Python or Java, strong SQL capability and experience with modern data pipeline frameworks
• Experience with streaming technologies and API integrations
• Strong understanding of data governance frameworks and regulatory compliance within financial services
• Experience with monitoring and observability practices
• Excellent analytical and problem‑solving skills, comfortable working in fast‑paced environments
• Strong communication skills with the ability to engage both technical and non‑technical stakeholders

• Experience with event‑driven architectures and market data ingestion
• Infrastructure‑as‑code experience
• Exposure to business communications platforms
• Understanding of financial markets and trading platforms
• Experience with data catalogue, analytics or Dev Ops tooling
• Relevant cloud or Data Ops certifications

Apply here or reach out to Aaron Somers at Ocho for more information